{"id":"CVE-2026-90775","title":"PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index","summary":"PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"PostGIS","product":"address_standardizer","affected":["address_standardizer <= 3.7.0"],"published":"2026-09-13","updated":"2026-09-18","sourceUpdated":"2026-09-18T18:18:01.723","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90775","references":[{"url":"https://github.com/postgis/address_standardizer","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/blob/e987949e0fccff6a0e7a6d3f86814d5c7a01f481/NEWS.md","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/blob/v3.7.0/src/analyze.c#L860","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/blob/v3.7.0/src/gamma.c#L301-L311","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/commit/a5cb4b1360a040973092f13b1af97a718e7e104a","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/commit/e987949e0fccff6a0e7a6d3f86814d5c7a01f481","label":"disclosure@vulncheck.com"},{"url":"https://github.com/postgis/address_standardizer/pull/6","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/postgis-address-standardizer-through-3.7.0-out-of-bounds-read-via-unvalidated-rule-weight","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00345,"epssPercentile":0.28085,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-18T17:13:45.515625Z"},"ingestedAt":"2026-09-14T15:23:07.471Z","slug":"CVE-2026-90775","body":"## Overview\n\nPostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out-of-bounds reads in the load_value array, causing the PostgreSQL backend process to crash and terminate all cluster sessions.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}